1) Good poker hands, often 2) Racecourse sections 1) Hete 
Single ingredient animal feedstuffs. 'Straight' barley means just barley and nothing else. Farmers may buy or grow two or three straights and mix them to produce a balanced diet.
A track term for the longer straightaway sections on either side of the velodrome that lead into the corners. This is where riders enter and leave the track.
Shoes designed without distinction of right and left so that each can be used on either foot.